United States. Bureau of Animal Industry. (1920). "Better sires, better stock"; plan of nation-wide crusade to improve quality of live stock through use of good, pure-bred sires. U.S. GPO.
Chicago Style (17th ed.) CitationUnited States. Bureau of Animal Industry. "Better Sires, Better Stock"; Plan of Nation-wide Crusade to Improve Quality of Live Stock Through Use of Good, Pure-bred Sires. Washington: U.S. GPO, 1920.
MLA (9th ed.) CitationUnited States. Bureau of Animal Industry. "Better Sires, Better Stock"; Plan of Nation-wide Crusade to Improve Quality of Live Stock Through Use of Good, Pure-bred Sires. U.S. GPO, 1920.
Warning: These citations may not always be 100% accurate.